Blood is not very nutritious, and vampire bats that fail to feed will starve relatively quickly. If a bat returns to the roost hungry, others may regurgitate a blood meal to get them through the ...

Let's say you're a vampire bat, and you are trying to decide where to bite your victim. You want a spot rich in blood, right? But how do you find such a spot? Turns out, vampire bats have a kind ...

Were that gene still active, vampire bats might overdose on iron every time they eat. Another lost gene helps them survive on blood meals indirectly by changing the way their brains work.

Vampire bats are small, neotropical bats. They weigh about 30 grams, and they drink nothing but blood. The legend of the vampire actually came first before the bat was discovered by Europeans.

Vampire bats, with their eerie reputation and unique diet, have long fascinated scientists. But how do they survive on a diet consisting solely of blood? A team of researchers at the University of ...

if the other bat is family, or has proved to be a reliable friend. By James Gorman Vampire bats don’t have the best reputation. For one thing, they are bats, and despite the value of bats and ...

Vampire bats made to run on treadmills in a lab reveal secrets of the special metabolism fueling them from blood consumed only minutes before. This is peculiar since in most animals, including ...

Vampire bats feed exclusively on blood, as many people know, but less is known about how or why they adapted to thrive on such a strict diet. There are three species of vampire bats. Together ...

A pair of biologists at the University of Toronto has found that vampire bats are able to burn amino acids as a fuel source similarly to blood-sucking insects. In their study published in the ...

Experiments with vampire bats running on treadmills have revealed they have a highly unusual method of getting energy from protein, due to their specialised diet. Most mammals get the bulk of ...

With more bat species than any other state, Texas could soon be adding another of the spooky variety. The vampire bat is moving toward the Lower Rio Grande Valley of Texas, Texas Parks and ...